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FREQUENCY COUNTER IC CHIP

Results: 3,460

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Mft.Part#
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Price(USD)
ISL6844IBZ-T

ISL6844IBZ-T

Intersil
 Packaging: Tape & Reel (TR)
 Part Status: Obsolete
 Output Isolation: Isolated
 Internal Switch(s): No
 Topology: Boost, Buck, Flyback
  • 1: $0
ISL6844IBZ-T Datasheet

In Stock: 1000

RFQ
ISL6844IU-T

ISL6844IU-T

Intersil
 Packaging: Tape & Reel (TR)
 Part Status: Obsolete
 Output Isolation: Isolated
 Internal Switch(s): No
 Topology: Boost, Buck, Flyback
  • 1: $0
ISL6844IU-T Datasheet

In Stock: 1000

RFQ
UCC2802MDREP

UCC2802MDREP

Texas Instruments
 Packaging: Tape & Reel (TR)
 Part Status: Obsolete
 Internal Switch(s): No
 Topology: Boost, Flyback, Forward
 Voltage - Start Up: 12.5V
  • 1: $0
UCC2802MDREP Datasheet

In Stock: 1000

RFQ
UCC28085PWRG4

UCC28085PWRG4

Texas Instruments
 Packaging: Tape & Reel (TR)
 Part Status: Obsolete
 Output Isolation: Isolated
 Internal Switch(s): No
 Topology: Push-Pull
  • 1: $0
UCC28085PWRG4 Datasheet

In Stock: 1000

RFQ
FAN7601BN

FAN7601BN

ON Semiconductor
 Packaging: Tube
 Part Status: Obsolete
 Internal Switch(s): Yes
 Topology: Flyback
 Voltage - Start Up: 12V
  • 1: $0
FAN7601BN Datasheet

In Stock: 1000

RFQ
FSFR2100XS

FSFR2100XS

ON Semiconductor
 Series: FSFR-XS
 Packaging: Tube
 Part Status: Active
 Output Isolation: Isolated
 Internal Switch(s): Yes
  • 1: $2.2365
  • 10: $2.0091
  • 100: $1.6462
  • 500: $1.4014
  • 1000: $1.1819
FSFR2100XS Datasheet

In Stock: 3739

RFQ
VIPER53DIP-E

VIPER53DIP-E

STMicroelectronics
 Series: VIPER
 Packaging: Tube
 Part Status: Active
 Output Isolation: Isolated
 Internal Switch(s): Yes
  • 1: $1.6065
  • 10: $1.4408
  • 100: $1.1581
  • 500: $0.9515
  • 1000: $0.7883
VIPER53DIP-E Datasheet

In Stock: 1998

RFQ
NCP1294EDBR2G

NCP1294EDBR2G

ON Semiconductor
 Packaging: Tape & Reel (TR)
 Part Status: Active
 Output Isolation: Isolated
 Internal Switch(s): No
 Topology: Boost, Flyback, Forward
  • 2500: $0.5954
  • 5000: $0.5733
NCP1294EDBR2G Datasheet

In Stock: 2500

RFQ
TOP267KG-TL

TOP267KG-TL

Power Integrations
 Series: TOPSwitch-JX
 Packaging: Tape & Reel (TR)
 Part Status: Active
 Output Isolation: Isolated
 Internal Switch(s): Yes
  • 1000: $0.9175
  • 2000: $0.8717
  • 5000: $0.8389
TOP267KG-TL Datasheet

In Stock: 2000

RFQ
TOP233PN

TOP233PN

Power Integrations
 Series: TOPSwitch-FX
 Packaging: Tube
 Part Status: Not For New Designs
 Output Isolation: Isolated
 Internal Switch(s): Yes
  • 250: $1.2713
TOP233PN Datasheet

In Stock: 250

RFQ
MAX5974CETE+

MAX5974CETE+

Maxim Integrated
 Packaging: Strip
 Part Status: Active
 Output Isolation: Isolated
 Internal Switch(s): No
 Topology: Forward
  • 1: $2.7594
  • 10: $2.6025
  • 25: $2.082
  • 50: $1.978
  • 100: $1.8218
  • 250: $1.7281
  • 500: $1.3221
MAX5974CETE+ Datasheet

In Stock: 190

RFQ
UCC2895PWTR

UCC2895PWTR

Texas Instruments
 Packaging: Tape & Reel (TR)
 Part Status: Active
 Output Isolation: Isolated
 Internal Switch(s): No
 Topology: Full-Bridge
  • 2000: $2.5397
UCC2895PWTR Datasheet

In Stock: 1000

RFQ
MIC38C44AYM

MIC38C44AYM

Microchip Technology
 Packaging: Tube
 Part Status: Active
 Output Isolation: Isolated
 Internal Switch(s): Yes
 Topology: Boost, Buck, Flyback, Forward
  • 380: $0.8695
MIC38C44AYM Datasheet

In Stock: 1000

RFQ
MIC38C42AYMM

MIC38C42AYMM

Microchip Technology
 Packaging: Tube
 Part Status: Active
 Output Isolation: Isolated
 Internal Switch(s): Yes
 Topology: Boost, Buck, Flyback, Forward
  • 400: $0.9344
MIC38C42AYMM Datasheet

In Stock: 1000

RFQ
UCC28085DG4

UCC28085DG4

Texas Instruments
 Packaging: Tube
 Part Status: Active
 Output Isolation: Isolated
 Internal Switch(s): No
 Topology: Push-Pull
  • 300: $1.1772
UCC28085DG4 Datasheet

In Stock: 1000

RFQ
UCC3809D-1G4

UCC3809D-1G4

Texas Instruments
 Packaging: Tube
 Part Status: Active
 Output Isolation: Isolated
 Internal Switch(s): No
 Topology: Boost, Buck, Flyback, Forward
  • 300: $1.1888
UCC3809D-1G4 Datasheet

In Stock: 1000

RFQ
UCC2810DWTRG4

UCC2810DWTRG4

Texas Instruments
 Packaging: Tape & Reel (TR)
 Part Status: Active
 Output Isolation: Isolated
 Internal Switch(s): No
 Topology: Boost, Flyback, Forward
  • 2000: $1.4018
UCC2810DWTRG4 Datasheet

In Stock: 1000

RFQ
UCC38083DG4

UCC38083DG4

Texas Instruments
 Packaging: Tube
 Part Status: Active
 Output Isolation: Isolated
 Internal Switch(s): No
 Topology: Push-Pull
  • 225: $1.4275
UCC38083DG4 Datasheet

In Stock: 1000

RFQ
MC34025P

MC34025P

ON Semiconductor
 Packaging: Tube
 Part Status: Obsolete
 Output Isolation: Isolated
 Internal Switch(s): No
 Topology: Half-Bridge
  • 1: $0
MC34025P Datasheet

In Stock: 1000

RFQ
SG2842DM

SG2842DM

Microsemi Corporation
 Packaging: Bulk
 Part Status: Active
 Output Isolation: Isolated
 Internal Switch(s): No
 Topology: Flyback
  • 1: $0
SG2842DM Datasheet

In Stock: 1000

RFQ
LX1554MY

LX1554MY

Microsemi Corporation
 Packaging: Tube
 Part Status: Obsolete
 Output Isolation: Isolated
 Internal Switch(s): No
 Topology: Boost, Buck, Flyback, Forward
  • 1: $0
LX1554MY Datasheet

In Stock: 1000

RFQ
TOP250Y

TOP250Y

Power Integrations
 Series: TOPSwitch-GX
 Packaging: Tube
 Part Status: Obsolete
 Output Isolation: Isolated
 Internal Switch(s): Yes
  • 1: $0
TOP250Y Datasheet

In Stock: 1000

RFQ
MIC38C44ABM-TR

MIC38C44ABM-TR

Microchip Technology
 Packaging: Tape & Reel (TR)
 Part Status: Discontinued at Digi-Key
 Output Isolation: Isolated
 Internal Switch(s): Yes
 Topology: Boost, Buck, Flyback, Forward
  • 1: $0
MIC38C44ABM-TR Datasheet

In Stock: 1000

RFQ
MIC38HC42-1BN

MIC38HC42-1BN

Microchip Technology
 Packaging: Tube
 Part Status: Obsolete
 Output Isolation: Isolated
 Internal Switch(s): Yes
 Topology: Boost, Buck, Flyback, Forward
  • 1: $0
MIC38HC42-1BN Datasheet

In Stock: 1000

RFQ
UC2823BN

UC2823BN

Texas Instruments
 Packaging: Tube
 Part Status: Obsolete
 Output Isolation: Non-Isolated
 Internal Switch(s): No
 Topology: Boost, Buck, Flyback, Forward
  • 1: $0
UC2823BN Datasheet

In Stock: 1000

RFQ
UCC2804D/81221G4

UCC2804D/81221G4

Texas Instruments
 Packaging: Tube
 Part Status: Obsolete
 Internal Switch(s): No
 Topology: Boost, Flyback, Forward
 Voltage - Start Up: 12.5V
  • 1: $0
UCC2804D/81221G4 Datasheet

In Stock: 1000

RFQ
TOP250YN

TOP250YN

Power Integrations
 Series: TOPSwitch-GX
 Packaging: Tube
 Part Status: Active
 Output Isolation: Isolated
 Internal Switch(s): Yes
  • 1: $3.8997
  • 10: $3.4839
  • 25: $3.1354
  • 100: $2.8567
  • 250: $2.578
  • 500: $2.3132
  • 1000: $1.9509
  • 2500: $1.8534
TOP250YN Datasheet

In Stock: 4689

RFQ
UCC2960D

UCC2960D

Texas Instruments
 Packaging: Tube
 Part Status: Active
 Output Isolation: Isolated
 Internal Switch(s): No
 Voltage - Start Up: 10V
  • 1: $2.2302
  • 10: $2.0015
  • 100: $1.6401
  • 500: $1.3961
  • 1000: $1.1775
UCC2960D Datasheet

In Stock: 116

RFQ
TOP244R-TL

TOP244R-TL

Power Integrations
 Series: TOPSwitch-GX
 Packaging: Tape & Reel (TR)
 Part Status: Active
 Output Isolation: Isolated
 Internal Switch(s): Yes
  • 750: $1.279
  • 1500: $1.1937
  • 2250: $1.134
  • 5250: $1.0914
TOP244R-TL Datasheet

In Stock: 1000

RFQ
ISL8842AMBZ-T

ISL8842AMBZ-T

Intersil
 Packaging: Tape & Reel (TR)
 Part Status: Active
 Output Isolation: Non-Isolated
 Internal Switch(s): No
 Topology: Boost, Flyback
  • 2500: $0.8882
ISL8842AMBZ-T Datasheet

In Stock: 1000

RFQ
LT1242IS8#TRPBF

LT1242IS8#TRPBF

Linear Technology/Analog Devices
 Packaging: Tape & Reel (TR)
 Part Status: Active
 Output Isolation: Isolated
 Internal Switch(s): No
 Topology: Buck
  • 2500: $1.7029
LT1242IS8#TRPBF Datasheet

In Stock: 1000

RFQ
VIPER100SP13TR

VIPER100SP13TR

STMicroelectronics
 Series: VIPER
 Packaging: Tape & Reel (TR)
 Part Status: Obsolete
 Output Isolation: Isolated
 Internal Switch(s): Yes
  • 1: $0
VIPER100SP13TR Datasheet

In Stock: 1000

RFQ
ISL6844IB

ISL6844IB

Intersil
 Packaging: Tube
 Part Status: Obsolete
 Output Isolation: Isolated
 Internal Switch(s): No
 Topology: Boost, Buck, Flyback
  • 1: $0
ISL6844IB Datasheet

In Stock: 1000

RFQ
TOP249R-TL

TOP249R-TL

Power Integrations
 Series: TOPSwitch-GX
 Packaging: Tape & Reel (TR)
 Part Status: Obsolete
 Output Isolation: Isolated
 Internal Switch(s): Yes
  • 1: $0
TOP249R-TL Datasheet

In Stock: 1000

RFQ
UC2875QP

UC2875QP

Texas Instruments
 Packaging: Tube
 Part Status: Obsolete
 Output Isolation: Non-Isolated
 Topology: Full-Bridge
 Voltage - Start Up: 10.75V
  • 1: $0
UC2875QP Datasheet

In Stock: 1000

RFQ
UCC2570DTRG4

UCC2570DTRG4

Texas Instruments
 Packaging: Tape & Reel (TR)
 Part Status: Obsolete
 Output Isolation: Isolated
 Internal Switch(s): No
 Topology: Forward
  • 1: $0
UCC2570DTRG4 Datasheet

In Stock: 1000

RFQ
UCC2570NG4

UCC2570NG4

Texas Instruments
 Packaging: Tube
 Part Status: Obsolete
 Output Isolation: Isolated
 Internal Switch(s): No
 Topology: Forward
  • 1: $0
UCC2570NG4 Datasheet

In Stock: 1000

RFQ
UCC2804DR81221G4

UCC2804DR81221G4

Texas Instruments
 Packaging: Tape & Reel (TR)
 Part Status: Obsolete
 Internal Switch(s): No
 Topology: Boost, Flyback, Forward
 Voltage - Start Up: 12.5V
  • 1: $0
UCC2804DR81221G4 Datasheet

In Stock: 1000

RFQ
UCC2895Q

UCC2895Q

Texas Instruments
 Packaging: Tube
 Part Status: Obsolete
 Output Isolation: Isolated
 Internal Switch(s): No
 Topology: Full-Bridge
  • 1: $0
UCC2895Q Datasheet

In Stock: 1000

RFQ
TOP243GN-TL

TOP243GN-TL

Power Integrations
 Series: TOPSwitch-GX
 Packaging: Tape & Reel (TR)
 Part Status: Active
 Output Isolation: Isolated
 Internal Switch(s): Yes
  • 1000: $0.971
  • 2000: $0.9224
  • 5000: $0.8878
TOP243GN-TL Datasheet

In Stock: 5000

RFQ

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